<?php
/**
 * StatusNet, the distributed open-source microblogging tool
 *
 * Form for choosing a design
 *
 * PHP version 5
 *
 * LICENCE: This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * @category  Form
 * @package   StatusNet
 * @author    Evan Prodromou <evan@status.net>
 * @author    Sarven Capadisli <csarven@status.net>
 * @copyright 2009 StatusNet, Inc.
 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
 * @link      http://status.net/
 */

if (!defined('STATUSNET') && !defined('LACONICA')) {
    exit(1);
}

/**
 * Form for choosing a design
 *
 * Used for choosing a site design, user design, or group design.
 *
 * @category Form
 * @package  StatusNet
 * @author   Evan Prodromou <evan@status.net>
 * @author   Sarven Capadisli <csarven@status.net>
 * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
 * @link     http://status.net/
 *
 */

class DesignForm extends Form
{
    /**
     * Return-to args
     */

    var $design     = null;
    var $actionurl  = null;

    /**
     * Constructor
     *
     * @param HTMLOutputter $out       output channel
     * @param Design        $design    initial design
     * @param Design        $actionurl url of action (for form posting)
     */

    function __construct($out, $design, $actionurl)
    {
        parent::__construct($out);

        $this->design     = $design;
        $this->actionurl = $actionurl;
    }

    /**
     * ID of the form
     *
     * @return int ID of the form
     */

    function id()
    {
        return 'design';
    }

    /**
     * class of the form
     *
     * @return string class of the form
     */

    function formClass()
    {
        return 'form_design';
    }

    /**
     * Action of the form
     *
     * @return string URL of the action
     */

    function action()
    {
        return $this->actionurl;
    }

    /**
     * Legend of the Form
     *
     * @return void
     */
    function formLegend()
    {
        $this->out->element('legend', null, _('Change design'));
    }

    /**
     * Data elements of the form
     *
     * @return void
     */

    function formData()
    {
        $this->backgroundData();

        $this->out->elementEnd('fieldset');

        $this->out->elementStart('fieldset', array('id' => 'settings_design_color'));
        $this->out->element('legend', null, _('Change colours'));
        $this->colourData();
        $this->out->elementEnd('fieldset');

        $this->out->elementStart('fieldset');

        $this->out->submit('defaults', _('Use defaults'), 'submit form_action-default',
                           'defaults', _('Restore default designs'));

        $this->out->element('input', array('id' => 'settings_design_reset',
                                           'type' => 'reset',
                                           'value' => 'Reset',
                                           'class' => 'submit form_action-primary',
                                           'title' => _('Reset back to default')));
    }

    function backgroundData()
    {
        $this->out->elementStart('ul', 'form_data');
        $this->out->elementStart('li');
        $this->out->element('label', array('for' => 'design_background-image_file'),
                            _('Upload file'));
        $this->out->element('input', array('name' => 'design_background-image_file',
                                           'type' => 'file',
                                           'id' => 'design_background-image_file'));
        $this->out->element('p', 'form_guide', _('You can upload your personal ' .
                                                 'background image. The maximum file size is 2Mb.'));
        $this->out->element('input', array('name' => 'MAX_FILE_SIZE',
                                           'type' => 'hidden',
                                           'id' => 'MAX_FILE_SIZE',
                                           'value' => ImageFile::maxFileSizeInt()));
        $this->out->elementEnd('li');

        if (!empty($design->backgroundimage)) {

            $this->out->elementStart('li', array('id' =>
                                                 'design_background-image_onoff'));

            $this->out->element('img', array('src' =>
                                             Design::url($design->backgroundimage)));

            $attrs = array('name' => 'design_background-image_onoff',
                           'type' => 'radio',
                           'id' => 'design_background-image_on',
                           'class' => 'radio',
                           'value' => 'on');

            if ($design->disposition & BACKGROUND_ON) {
                $attrs['checked'] = 'checked';
            }

            $this->out->element('input', $attrs);

            $this->out->element('label', array('for' => 'design_background-image_on',
                                               'class' => 'radio'),
                                _('On'));

            $attrs = array('name' => 'design_background-image_onoff',
                           'type' => 'radio',
                           'id' => 'design_background-image_off',
                           'class' => 'radio',
                           'value' => 'off');

            if ($design->disposition & BACKGROUND_OFF) {
                $attrs['checked'] = 'checked';
            }

            $this->out->element('input', $attrs);

            $this->out->element('label', array('for' => 'design_background-image_off',
                                               'class' => 'radio'),
                                _('Off'));
            $this->out->element('p', 'form_guide', _('Turn background image on or off.'));
            $this->out->elementEnd('li');

            $this->out->elementStart('li');
            $this->out->checkbox('design_background-image_repeat',
                                 _('Tile background image'),
                                 ($design->disposition & BACKGROUND_TILE) ? true : false);
            $this->out->elementEnd('li');
        }

        $this->out->elementEnd('ul');
    }

    function colourData()
    {
        $this->out->elementStart('ul', 'form_data');

        try {

            $bgcolor = new WebColor($design->backgroundcolor);

            $this->out->elementStart('li');
            $this->out->element('label', array('for' => 'swatch-1'), _('Background'));
            $this->out->element('input', array('name' => 'design_background',
                                               'type' => 'text',
                                               'id' => 'swatch-1',
                                               'class' => 'swatch',
                                               'maxlength' => '7',
                                               'size' => '7',
                                               'value' => ''));
            $this->out->elementEnd('li');

            $ccolor = new WebColor($design->contentcolor);

            $this->out->elementStart('li');
            $this->out->element('label', array('for' => 'swatch-2'), _('Content'));
            $this->out->element('input', array('name' => 'design_content',
                                               'type' => 'text',
                                               'id' => 'swatch-2',
                                               'class' => 'swatch',
                                               'maxlength' => '7',
                                               'size' => '7',
                                               'value' => ''));
            $this->out->elementEnd('li');

            $sbcolor = new WebColor($design->sidebarcolor);

            $this->out->elementStart('li');
            $this->out->element('label', array('for' => 'swatch-3'), _('Sidebar'));
            $this->out->element('input', array('name' => 'design_sidebar',
                                               'type' => 'text',
                                               'id' => 'swatch-3',
                                               'class' => 'swatch',
                                               'maxlength' => '7',
                                               'size' => '7',
                                               'value' => ''));
            $this->out->elementEnd('li');

            $tcolor = new WebColor($design->textcolor);

            $this->out->elementStart('li');
            $this->out->element('label', array('for' => 'swatch-4'), _('Text'));
            $this->out->element('input', array('name' => 'design_text',
                                               'type' => 'text',
                                               'id' => 'swatch-4',
                                               'class' => 'swatch',
                                               'maxlength' => '7',
                                               'size' => '7',
                                               'value' => ''));
            $this->out->elementEnd('li');

            $lcolor = new WebColor($design->linkcolor);

            $this->out->elementStart('li');
            $this->out->element('label', array('for' => 'swatch-5'), _('Links'));
            $this->out->element('input', array('name' => 'design_links',
                                               'type' => 'text',
                                               'id' => 'swatch-5',
                                               'class' => 'swatch',
                                               'maxlength' => '7',
                                               'size' => '7',
                                               'value' => ''));
            $this->out->elementEnd('li');

        } catch (WebColorException $e) {
            common_log(LOG_ERR, 'Bad color values in design ID: ' .$design->id);
        }

        $this->out->elementEnd('ul');
    }

    /**
     * Action elements
     *
     * @return void
     */

    function formActions()
    {
        $this->out->submit('save', _('Save'), 'submit form_action-secondary',
                           'save', _('Save design'));
    }
}